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/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 * 
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

#ifndef _CONNECTIVITY_FILE_TABLE_HXX_
#define _CONNECTIVITY_FILE_TABLE_HXX_

#include "connectivity/sdbcx/VTable.hxx"
#include <com/sun/star/sdbc/XDatabaseMetaData.hpp>
#include <com/sun/star/lang/XUnoTunnel.hpp>
#ifndef _CONNECTIVITY_FILE_BCONNECTION_HXX_
#include "file/FConnection.hxx"
#endif
#include "file/filedllapi.hxx"
#include <tools/stream.hxx>
#include "connectivity/FValue.hxx"
#include "TResultSetHelper.hxx"

namespace connectivity
{
    namespace file
    {
        typedef connectivity::sdbcx::OTable OTable_TYPEDEF;

        class OOO_DLLPUBLIC_FILE OFileTable :	public OTable_TYPEDEF
        {
        protected:
            OConnection*										m_pConnection;
            SvStream*											m_pFileStream;
            ::vos::ORef<OSQLColumns>							m_aColumns;
            sal_Int32											m_nFilePos;					// aktuelle IResultSetHelper::Movement
            sal_uInt8*											m_pBuffer;
            sal_uInt16											m_nBufferSize;	// Groesse des ReadBuffer, wenn pBuffer != NULL
            sal_Bool											m_bWriteable;	// svstream cann't say if we are writeable
                                                                                // so we have to

            virtual void FileClose();
            virtual ~OFileTable( );
        public:
            virtual void refreshColumns();
            virtual void refreshKeys();
            virtual void refreshIndexes();
        public:
            OFileTable( sdbcx::OCollection* _pTables,OConnection* _pConnection);
            OFileTable(	sdbcx::OCollection* _pTables,OConnection* _pConnection,
                    const ::rtl::OUString& _Name,
                    const ::rtl::OUString& _Type,
                    const ::rtl::OUString& _Description = ::rtl::OUString(),
                    const ::rtl::OUString& _SchemaName = ::rtl::OUString(),
                    const ::rtl::OUString& _CatalogName = ::rtl::OUString()
                );

            //XInterface
            virtual ::com::sun::star::uno::Any SAL_CALL queryInterface( const ::com::sun::star::uno::Type & rType ) throw(::com::sun::star::uno::RuntimeException);
            virtual void SAL_CALL acquire() throw();
            virtual void SAL_CALL release() throw();
            // ::cppu::OComponentHelper
            virtual void SAL_CALL disposing(void);

            OConnection* getConnection() const { return m_pConnection;}
            virtual sal_Int32 getCurrentLastPos() const {return -1;}

            virtual sal_Bool seekRow(IResultSetHelper::Movement eCursorPosition, sal_Int32 nOffset, sal_Int32& nCurPos) = 0;
            virtual sal_Bool fetchRow(OValueRefRow& _rRow,const OSQLColumns& _rCols, sal_Bool _bUseTableDefs,sal_Bool bRetrieveData) = 0;

            ::vos::ORef<OSQLColumns> getTableColumns() const {return m_aColumns;}
            virtual BOOL InsertRow(OValueRefVector& rRow, BOOL bFlush,const ::com::sun::star::uno::Reference< ::com::sun::star::container::XIndexAccess>& _xCols);
            virtual BOOL DeleteRow(const OSQLColumns& _rCols);
            virtual BOOL UpdateRow(OValueRefVector& rRow, OValueRefRow& pOrgRow,const ::com::sun::star::uno::Reference< ::com::sun::star::container::XIndexAccess>& _xCols);
            virtual void addColumn(const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet>& descriptor);
            virtual void dropColumn(sal_Int32 _nPos);
            // refresh the header of file based tables to see changes done by someone 
            virtual void refreshHeader();

            ::rtl::OUString SAL_CALL getName() throw() { return m_Name; }

            ::rtl::OUString getSchema() { return m_SchemaName; }
            sal_Bool isReadOnly() const { return !m_bWriteable; }
                // m_pFileStream && !m_pFileStream->IsWritable(); }
            // com::sun::star::lang::XUnoTunnel
            virtual sal_Int64 SAL_CALL getSomething( const ::com::sun::star::uno::Sequence< sal_Int8 >& aIdentifier ) throw(::com::sun::star::uno::RuntimeException);
            static ::com::sun::star::uno::Sequence< sal_Int8 > getUnoTunnelImplementationId();

            
            sal_Int32 getFilePos() const { return m_nFilePos; }

        public:
            // helper

            // creates a stream using ::utl::UcbStreamHelper::CreateStream, but the error is simplified
            // (NULL or non-NULL is returned)
            static SvStream* createStream_simpleError( const String& _rFileName, StreamMode _eOpenMode);
        };
    }
}
#endif // _CONNECTIVITY_FILE_TABLE_HXX_